Cisco SD-WAN vManage Software Privilege Escalation (cisco-sa-vmanage-escalation-Jhqs5Skf)

high Nessus Plugin ID 142494

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, Cisco SD-WAN vManage is affected by a privilege escalation vulnerability due to improper validation of path input to the system file transfer functions. An authenticated, local attacker can exploit this to overwrite arbitrary files, allowing the attacker to modify the system in such a way that could allow the attacker to gain escalated privileges.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvv21757

See Also

http://www.nessus.org/u?d229604a

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv21757

Plugin Details

Severity: High

ID: 142494

File Name: cisco-sa-vmanage-escalation-Jhqs5Skf.nasl

Version: 1.5

Type: local

Family: CISCO

Published: 11/6/2020

Updated: 11/9/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:P/A:C

CVSS Score Source: CVE-2020-26074

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:sd-wan_vmanage

Required KB Items: Cisco/Viptela/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2020

Vulnerability Publication Date: 11/4/2020

Reference Information

CVE: CVE-2020-26074

CWE: 250

CISCO-SA: cisco-sa-vmanage-escalation-Jhqs5Skf

IAVA: 2020-A-0509

CISCO-BUG-ID: CSCvv21757